Table 1.

Planned cross-linkage with national registries

Data	Source	Timeframe of the data
Inpatient care including diagnoses, date for diagnoses, treatment, date for treatment and treatment time	Swedish National Patient Registry for Inpatient Care	1987 to today
Outpatient care, diagnosis, date for diagnosis, treatment, date for treatment and treatment time	Swedish National Patient Registry for Outpatient Care	2001 to today
Place, date and cause(s) of death	Causes of Death Registry	Baseline to today
Dispensed prescribed medications	Swedish Prescribed Drug Registry	July 2005 to today